A number of our customer have received the following correspondence from PayPal concerning a rollout schedule for security updates this year. We wanted to address how these changes may affect your CubeCart store.
Which milestones will affect my store?!
TLS 1.2 and HTTP/1.1 Upgrade - Deadline June 17, 2016 - Now extended to June 30, 2017 To make sure that your CubeCart store continues to operate as normal please check that your web hosting is configured to have TLS 1.2 and HTTP 1.1